| Analysis and Applications of Session Initiation Protocol (SIP) in Internet Telephony |
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| 作者姓名： | WARFIELD Bob |
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| 作者单位： | Department of |
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| 摘 要： | 1 Introduction Internet telephony, also known as Voice over IP (VoIP)or IP telephony (IPtel), is the real time delivery of voice(and possibly other multimedia data types) between two ormore parties, across networks using the Internet protocols,and the exchange of information required to control this de livery. Internet telephony offers the opportunity to design aglobal multimedia communications system that may eventual ly replace the existing telephony infrastructure. Internet Engine…
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Analysis and Applications of Session Initiation Protocol(SIP)in Internet Telephony |
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| WARFIELD Bob.Analysis and Applications of Session Initiation Protocol (SIP) in Internet Telephony[J].The Journal of China Universities of Posts and Telecommunications,2005,12(1). |
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| Authors: | LUO Lin WARFIELD Bob |
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| Abstract: | Session Initiation Protocol(SIP)is a key technology in the Internet telephony or Voice-over-IP(VoIP), also it is an important signaling technology in the next generation multimedia communications.Based on the comparison between SIP and H.323 technology,this paper concludes the advantages of SIP.Then grounded on the major components and their interaction,it analyzes the mechanism and features of the Internet telephony based on SIP.Finally,it discusses the disadvantages of SIP and provides the emphasis of future work. |
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| Keywords: | SIP H 323 Internet telephony interoperability mobility |
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